Warnings and Safety Precautions 
Combics indicators comply with the European Council Directives as well as 
international regulations and standards for electrical equipment, electromagnetic 
compatibility, and the stipulated safety requirements. Improper use or handling can, 
however, result in damage and/or injury.
t   Read these operating instructions carefully before use.  
This will prevent damage to the equipment.
 
3
  The protective conductor must not be disconnected for any reason. Use only stand-
ard cables that have protective grounding conductors.  
 
3
  If there is visible damage to the equipment or power cord: unplug the equipment 
and secure it against further use.  
 
3
  Make absolutely sure to unplug the indicator from power before you connect or 
disconnect any electronic peripheral devices to or from the interface port. 
 
3
  The device should only be opened by personnel trained in accordance with Sartorius 
guidelines. 
 
3
  If you use electrical equipment in installations and under ambient conditions 
requiring higher safety standards, you must comply with the provisions as specified 
in the applicable regulations for installation in your country. 
 
3
  The operator shall be responsible for any modifications to the equipment and for 
any connections of cables or equipment not supplied by Sartorius and must check 
and, if necessary, correct these modifications and connections.  
Information on operational quality is available upon request from Sartorius (in line 
with norms pertaining to immunity). 
 
3
  Do not expose the equipment to aggressive chemical vapors or to unnecessarily 
extreme temperatures, moisture, shocks, or vibration. 
 
3
  Only clean the device as stipulated in the cleaning instructions: Refer to the “Care 
and Maintenance" chapter. 
 
3
  The display value can be affected by extreme electromagnetic influences.  
Once the disturbance has ceased, the instrument can be used again in accordance 
with its intended purpose. 
    
Danger of Explosion! 
 
1
  Do not use this equipment in hazardous areas. 
 
4  Operating Instructions Combics Indicators
  Warnings and Safety Precautions